diff --git a/src/apps/deskflow-gui/AppDelegate.h b/src/apps/deskflow-gui/AppDelegate.h
deleted file mode 100644
index 6ac22739a..000000000
--- a/src/apps/deskflow-gui/AppDelegate.h
+++ /dev/null
@@ -1,20 +0,0 @@
-#pragma once
-#ifdef __cplusplus
-extern "C"
-{
-#endif
-
-#import <Cocoa/Cocoa.h>
-#if OSX_DEPLOYMENT_TARGET >= 1014
-#import <UserNotifications/UNUserNotificationCenter.h>
-  @interface AppDelegate
-      : NSObject <NSApplicationDelegate, NSUserNotificationCenterDelegate, UNUserNotificationCenterDelegate>
-#else
-@interface AppDelegate : NSObject <NSApplicationDelegate, NSUserNotificationCenterDelegate>
-#endif
-
-  @end
-
-#ifdef __cplusplus
-}
-#endif
diff --git a/src/apps/deskflow-gui/AppDelegate.mm b/src/apps/deskflow-gui/AppDelegate.mm
deleted file mode 100644
index 4ff0ca008..000000000
--- a/src/apps/deskflow-gui/AppDelegate.mm
+++ /dev/null
@@ -1,38 +0,0 @@
-#import "AppDelegate.h"
-
-@interface AppDelegate ()
-
-@property(strong) IBOutlet NSWindow *window;
-@end
-
-@implementation AppDelegate {
-}
-
-- (void)applicationDidFinishLaunching:(NSNotification *)aNotification
-{
-  [[NSUserNotificationCenter defaultUserNotificationCenter] setDelegate:self];
-#if OSX_DEPLOYMENT_TARGET >= 1014
-  [[UNUserNotificationCenter currentNotificationCenter] setDelegate:self];
-#endif
-}
-
-- (BOOL)userNotificationCenter:(NSUserNotificationCenter *)center
-     shouldPresentNotification:(NSUserNotification *)notification
-{
-  return YES;
-}
-
-#if OSX_DEPLOYMENT_TARGET >= 1014
-- (void)userNotificationCenter:(UNUserNotificationCenter *)center
-       willPresentNotification:(UNNotification *)notification
-         withCompletionHandler:(void (^)(UNNotificationPresentationOptions options))completionHandler
-{
-  UNNotificationPresentationOptions presentationOptions = UNNotificationPresentationOptionSound |
-                                                          UNNotificationPresentationOptionAlert |
-                                                          UNNotificationPresentationOptionBadge;
-
-  completionHandler(presentationOptions);
-}
-#endif
-
-@end